Check for the correct result code

When programs terminate with an error, they usually return a -1!

1 files changed, 1 insertions, 1 deletions

diff --git a/gn3/commands.py b/gn3/commands.py
index 14bd295..459ccee 100644
--- a/gn3/commands.py
+++ b/gn3/commands.py
@@ -78,6 +78,6 @@ def run_cmd(cmd: str) -> Dict:
     """Run CMD and return the CMD's status code and output as a dict"""
     results = subprocess.run(cmd, capture_output=True, shell=True, check=False)
     out = str(results.stdout, 'utf-8')
-    if results.returncode > 0:  # Error!
+    if results.returncode < 0:  # Error!
         out = str(results.stderr, 'utf-8')
     return {"code": results.returncode, "output": out}